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Add 1/15 and 5/42

1/15 + 5/42 is 13/70.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 15 and 42 is 210

    Next, find the equivalent fraction of both fractional numbers with denominator 210
  2. For the 1st fraction, since 15 × 14 = 210,
    1/15 = 1 × 14/15 × 14 = 14/210
  3. Likewise, for the 2nd fraction, since 42 × 5 = 210,
    5/42 = 5 × 5/42 × 5 = 25/210
  4. Add the two like fractions:
    14/210 + 25/210 = 14 + 25/210 = 39/210
  5. 39/210 simplified gives 13/70
  6. So, 1/15 + 5/42 = 13/70

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